You’re generally required to provide identification if you’re arrested and in some US states police can compel you to identify yourself under certain other circumstances, but otherwise yes, in the US you are never required to talk to police beyond this.
You are never legally required to talk to police [Edit: except to identify yourself].
Only a judge can compel you to give a witness statement.
and all this is covered by comment #1 - “talk to an attorney, first and foremost”.
You’re generally required to provide identification if you’re arrested and in some US states police can compel you to identify yourself under certain other circumstances, but otherwise yes, in the US you are never required to talk to police beyond this.